trace: use kbasename()
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/kernel/trace/trace_uprobe.c b/kernel/trace/trace_uprobe.c
index 9614db8..c86e6d4 100644
--- a/kernel/trace/trace_uprobe.c
+++ b/kernel/trace/trace_uprobe.c
@@ -22,6 +22,7 @@
#include <linux/uaccess.h>
#include <linux/uprobes.h>
#include <linux/namei.h>
+#include <linux/string.h>
#include "trace_probe.h"
@@ -263,16 +264,15 @@
/* setup a probe */
if (!event) {
- char *tail = strrchr(filename, '/');
+ char *tail;
char *ptr;
- ptr = kstrdup((tail ? tail + 1 : filename), GFP_KERNEL);
- if (!ptr) {
+ tail = kstrdup(kbasename(filename), GFP_KERNEL);
+ if (!tail) {
ret = -ENOMEM;
goto fail_address_parse;
}
- tail = ptr;
ptr = strpbrk(tail, ".-_");
if (ptr)
*ptr = '\0';